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Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr28410.c')
-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/pr28410.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr28410.c b/gcc/testsuite/gcc.dg/tree-ssa/pr28410.c
new file mode 100644
index 000000000..adc49b15c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr28410.c
@@ -0,0 +1,26 @@
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+
+extern void abort(void);
+struct Bar { int p; };
+struct Foo { struct Bar *p; };
+struct Bar p0 = { 0 };
+struct Bar p1 = { 1 };
+void bar(struct Foo *f)
+{
+ f->p = &p0;
+}
+int foo(struct Foo *f)
+{
+ f->p->p = 1;
+ bar(f);
+ return f->p->p;
+}
+int main()
+{
+ struct Foo f;
+ f.p = &p1;
+ if (foo(&f) != 0)
+ abort ();
+ return 0;
+}